HW30850016

Overview

The Hobbywing EZRUN MAX5 HV G2 is a professional-grade brushless electronic speed controller designed specifically for 1/5th scale RC vehicles. This advanced ESC represents the cutting edge of RC power management technology, engineered to deliver exceptional performance, reliability and durability for serious enthusiasts and competitive racers alike. Whether you're piloting a high-performance RC buggy, truck or truggy, the MAX5 HV G2 provides the power and precision needed to dominate on any terrain across the UK and beyond.

Built for the most demanding applications, this brushless RC ESC is recognised as one of the premium choices for 1/5th scale RC models. It supports up to 12S LiPo batteries with an incredible maximum output current of 250 amps continuous and 1600 amps peak, making it suitable for an extensive range of popular RC vehicles including the Losi DBXL-E, Losi 5T Electrified, ARRMA Kraton 8S, and ARRMA Outcast 8S. The MAX5 HV G2 combines explosive acceleration with exceptional low-speed linearity, enabling everything from violent start-ups and high-speed straight-line runs to precision low-speed walking and slope flying applications.

If you're seeking a brushless RC ESC for UK racing, bashing or professional competition, the MAX5 HV G2 sets the standard for what a 1/5th scale power controller should be capable of delivering. Every component has been engineered with durability, performance and user protection in mind.

Key Features

• Sensored Brushless Operation — The MAX5 HV G2 is designed to operate in full-sensored mode at all times when paired with compatible Hobbywing EZRUN 56118 G2 motors, ensuring smooth power delivery, precise throttle response and maximum efficiency across the entire speed range of your RC car.
• Extreme Power Output — With a continuous current rating of 250 amps and peak capability of 1600 amps, this ESC delivers phenomenal acceleration and sustained power for even the most powerful 1/5th scale RC motors and applications, whether you're racing, bashing or pushing performance limits.
• 12S LiPo Compatibility — Support for 6S through 12S LiPo batteries (and 5-8.4V operating voltage range) means you can use the latest high-voltage battery technology to maximise speed and performance in your RC buggy, truck or truggy without worrying about ESC compatibility.
• Intelligent Freewheeling Technology — This innovative system dramatically reduces heat generation and improves overall driving efficiency, keeping your ESC cooler during intensive racing or bashing sessions and enhancing long-term reliability and stability even under heavy load conditions.
• Advanced Temperature Management — The intelligent design keeps operating temperatures approximately 30 degrees cooler than comparable controllers, with performance that is barely distinguishable from the previous MAX4 HV even under extreme load, ensuring consistent performance throughout your driving session.
• IP-67 Waterproof Rating — Full waterproof and dustproof protection allows your RC power system to operate confidently across all weather conditions, including mud, sand, ice, snow and water, making this brushless ESC ideal for UK outdoor RC racing and bashing in any season or environment.
• Turbo Timing Adjustment — Support for up to 24 degrees of turbo timing adjustment provides significant performance increases when paired with compatible Hobbywing EZRUN 56118 SD G2 motors, giving competitive racers an additional tuning advantage for optimising speed and acceleration.
• 45% Increased Capacitor Capacity — The total capacitance has been upgraded to 1260µF (45% larger than the previous MAX5 generation), eliminating the need for external capacitor upgrades and ensuring stable, clean power delivery without additional investment.
• Powerful Built-in BEC — The integrated switchmode BEC provides up to 25 amps of continuous output current with selectable voltage outputs of 6V, 7.4V or 8.4V, delivering sufficient power for demanding high-torque servo requirements without needing a separate receiver battery pack.
• Anti-Spark Circuit Protection — Built-in anti-spark technology protects battery connectors from damage when using higher voltage 6S to 12S batteries, preventing dangerous arcing and ensuring safe, reliable connections during setup and operation.
• Motor Overheat Protection — When used with compatible Hobbywing EZRUN 56118 SD G2 motors, the ESC provides sophisticated software-based motor overheat protection, automatically preventing damage from thermal stress during intense driving sessions.
• Real-Time Data Logging — Connect the optional OTA Bluetooth module to record and monitor live operating data including throttle position, voltage, current draw, temperature, and speed, accessible via smartphone app for performance analysis and diagnostics.
• Enhanced Sensor Interface — The new sensor wire interface provides upgraded waterproof protection and improved reliability compared to traditional connectors, supporting sensored motors with common interfaces (sensor wires sold separately).
• Firmware Updates Supported — The ESC supports firmware upgrades via LCD Program Box or OTA Programmer, ensuring you always have access to the latest performance improvements, bug fixes and feature enhancements released by Hobbywing.

Technical Performance

The Hobbywing EZRUN MAX5 HV G2 represents a significant engineering achievement in 1/5th scale RC electronic speed control. This brushless ESC is engineered with premium components and cutting-edge circuitry to deliver unmatched reliability and performance for serious RC enthusiasts. The controller measures 94.5mm in length, 59.4mm in width and 50.9mm in depth, weighing 428.5g with included input wires, making it compact enough to fit in most 1/5th scale RC vehicle chassis whilst maintaining robust construction. The ESC accepts input power through 8.0mm female bullet connectors and provides black 8AWG 200mm power wires and red 8AWG 200mm power wires as standard, with additional spare wire sets included for flexibility in installation. The continuous current rating of 250 amps and peak burst capability of 1600 amps positions this as one of the most powerful ESC options available for 1/5th scale RC vehicles, suitable for use with the latest high-KV brushless motors and demanding applications. The integrated framed fan cooling system operates across the 5-8.4V range powered by the internal BEC, providing active thermal management during high-performance driving. Compatibility with Hobbywing's EZRUN series motors ensures optimised performance when components are matched correctly, whilst the ESC also supports a wide range of third-party sensored brushless motors with standard sensor interfaces. The IP-67 waterproof rating means the entire power system can be deployed on muddy, sandy, wet or snowy terrain without compromise to safety or performance, though Hobbywing notes that this protection represents splash and dust resistance under normal use rather than permanent submersion capability. The solid construction and sophisticated firmware combine to create a brushless RC ESC that can handle the most aggressive racing, bashing and competitive applications across the UK and internationally.

What's in the Box

• EZRUN MAX5 HV G2 Brushless Electronic Speed Controller
• Black 8AWG 200mm power wire for brushless motor
• Red 8AWG 200mm power wire for positive connection
• Extra set of 8AWG 200C red power wire
• Extra set of 10AWG 200C black power wire
• Double-sided adhesive mounting tape
• Heat shrink tubing for connector protection
• Detailed instruction manual
• Hobbywing branded decal

What You Need to Complete

• Compatible 6S to 12S LiPo battery pack or 5-8.4V NiMH battery (for operating voltage range)
• Hobbywing EZRUN 56118 G2 or compatible sensored brushless motor (sensor wires must be purchased separately)
• RC receiver compatible with your transmitter system
• High-torque servo for steering control (ESC BEC can power demanding servo models)
• Battery charging system suitable for your chosen battery type
• Soldering iron and solder (if custom wire lengths or connectors are required beyond the included 200mm standard leads)
• Optional: LCD Program Box Pro or OTA Programmer for advanced configuration and firmware updates
• Optional: OTA Bluetooth module for real-time data logging and smartphone monitoring

Frequently Asked Questions

• What is the maximum battery voltage the Hobbywing MAX5 HV G2 can handle? — This brushless ESC supports up to 12S LiPo battery configurations, which represents 44.4 volts maximum. The HV (high voltage) designation indicates this controller is specifically engineered for maximum voltage operation, making it ideal for modern high-performance RC setups that demand extreme power delivery for 1/5th scale vehicles.
• Is the Hobbywing MAX5 HV G2 suitable for beginners or only experienced racers? — Whilst this is a professional-grade brushless ESC designed for serious enthusiasts and competitive racers, the intuitive SET button programming and optional LCD Program Box make configuration accessible to users with moderate RC experience. However, beginners may benefit from starting with a less powerful ESC option, as the MAX5 HV G2's extreme output requires respect and understanding of safe power management practices.
• What makes the intelligent freewheeling technology important? — This advanced feature actively reduces heat generation during operation by optimising current flow and minimising resistance losses. Lower operating temperatures directly translate to better performance reliability during long driving sessions, reduced risk of thermal shutdown, and extended lifespan of the ESC components, meaning better value over the life of your RC vehicle.
• Can I use the MAX5 HV G2 with non-Hobbywing motors? — Yes, the ESC supports any sensored brushless motor with compatible standard sensor interfaces, though certain advanced features like turbo timing adjustment and motor overheat protection are exclusive to Hobbywing EZRUN 56118 G2 motors. Third-party motor compatibility is supported, but you'll achieve optimal performance by pairing this ESC with its designated matching motor.
• What is the difference between continuous current and peak current rating? — The continuous rating of 250 amps represents the sustained current the ESC can handle indefinitely without thermal stress, whilst the 1600 amp peak rating represents brief burst capability during maximum acceleration. For most driving situations, the continuous rating determines practical performance; the peak rating provides headroom for extreme transient demands like violent launches.
• How does the IP-67 waterproof rating protect my ESC? — IP-67 certification means the ESC resists dust ingress and brief water immersion, allowing operation in wet, muddy and sandy conditions typical of UK outdoor RC racing. However, this is not a permanent rating and degrades with age; Hobbywing specifically advises against prolonged soaking in water to maintain protection integrity over time.
• What programming options are available for the MAX5 HV G2? — You can adjust settings using the integrated SET button on the ESC itself for basic configurations, or connect an optional LCD Program Box Pro for detailed parameter adjustment and monitoring. For advanced users, the separate program port supports various Hobbywing programming accessories, and the firmware can be updated to access the latest features and optimisations.
• Why does the ESC include two different power wire gauge sizes? — The standard configuration includes 8AWG wires sufficient for most applications, with spare 8AWG red and 10AWG black wires provided for flexibility in installation preferences. Different wire gauges allow customisation based on your specific motor connector type, battery configuration and installation constraints in your particular RC vehicle.
• Does the real-time data logging feature require additional purchase? — The basic ESC includes data recording capability that can be accessed via LCD Program Box, but real-time smartphone monitoring requires purchasing a separate OTA Bluetooth module (Hobbywing product number 30850400). This optional module provides wireless connectivity within approximately 5 metres in open field conditions for live telemetry viewing and analysis.
• What warranty and support is available for the MAX5 HV G2? — As an authorised Hobbywing retailer, RC Model Shop provides genuine products backed by manufacturer warranty. Our experienced team can assist with setup, configuration, troubleshooting and technical support for your brushless RC ESC and related power systems.

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the HOBBYWING 1/5TH & 1/6TH ELEC. POWER SWITCH (MAX5 / MAX6) HW30850016 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.